Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
19-06-2024 04:53
Behavioral task
behavioral1
Sample
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe
Resource
win10v2004-20240611-en
General
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Target
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe
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Size
560KB
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MD5
32a8d072478cf9a537cc0219026ae77d
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SHA1
a1aa85d7b9b64adf4bed4b589cacfa3ecc4aefc1
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SHA256
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86
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SHA512
be018f4a8d95dfb2dfac8d8254707401f8bf38fcd3c307851e8e933833eca1a5e3520fd6d3b13decaae40356b4f43d4d7cd2a130135c6a662a81debd8c6d4be4
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SSDEEP
6144:k9ZvQk+MteIX1yeKSAnkROZsipaFW10al1ziOgtwMYY8YuOZx62dUFAdcNYK:cQk+MTlvXAnOiOWKal1ziztX8/2dX0
Malware Config
Signatures
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Detect Neshta payload 3 IoCs
Processes:
resource yara_rule C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe family_neshta behavioral1/memory/2148-81-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta behavioral1/memory/2148-83-0x0000000000400000-0x000000000041B000-memory.dmp family_neshta -
Neshta
Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.
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Executes dropped EXE 1 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exepid process 2260 ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe -
Loads dropped DLL 1 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exepid process 2148 ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe -
Modifies system executable filetype association 2 TTPs 1 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Drops file in Program Files directory 64 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exedescription ioc process File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\ACROBR~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\Eula.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOUC.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORDB.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WI4223~1\sidebar.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DW20.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\DISABL~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOHTMED.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSQRY32.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~3\PACKAG~1\{EF6B0~1\VCREDI~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\AcroRd32.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~2.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\SELFCERT.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmpshare.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~3\PACKAG~1\{61087~1\VCREDI~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\Setup.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOBD5D~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CNFNOT32.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GRAPH.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTE.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\OFFICE~1\ODeploy.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\SOURCE~1\OSE.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\CLVIEW.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmprph.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WI54FB~1\wmlaunch.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\EQUATION\EQNEDT32.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\LICLUA.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\GROOVEMN.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ONENOTEM.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\PPTICO.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\VPREVIEW.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~3\PACKAG~1\{CA675~1\VCREDI~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\DW\DWTRIG20.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\MSOICONS.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\VSTO\10.0\VSTOIN~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\IECONT~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\OIS.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\WORDICON.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\Oarpmany.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GO664E~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\ACCICONS.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\XLICONS.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WINDOW~1\wab.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WINDOW~1\WinMail.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\TextConv\WksConv\Wkconv.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\INFOPATH.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\misc.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\WI54FB~1\setup_wm.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\ADOBEA~1\Versions\1.0\ADOBEA~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Google\Update\1336~1.151\GOOGLE~4.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSOSYNC.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\MSTORE.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~3\PACKAG~1\{4D8DC~1\VC_RED~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Reader\A3DUTI~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\Adobe\READER~1.0\Resource\Icons\SC_REA~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\MSInfo\msinfo32.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\COMMON~1\MICROS~1\OFFICE14\FLTLDR.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\BCSSync.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MOZILL~1\UNINST~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\INTERN~1\ieinstal.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\INTERN~1\iexplore.exe ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe File opened for modification C:\PROGRA~2\MICROS~1\Office14\NAMECO~1.EXE ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe -
Drops file in Windows directory 1 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exedescription ioc process File opened for modification C:\Windows\svchost.com ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Modifies registry class 1 IoCs
Processes:
ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exedescription ioc process Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\exefile\shell\open\command\ = "C:\\Windows\\svchost.com \"%1\" %*" ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe"C:\Users\Admin\AppData\Local\Temp\ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe"1⤵
- Loads dropped DLL
- Modifies system executable filetype association
- Drops file in Program Files directory
- Drops file in Windows directory
- Modifies registry class
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C:\Users\Admin\AppData\Local\Temp\3582-490\ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe"C:\Users\Admin\AppData\Local\Temp\3582-490\ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exe"2⤵
- Executes dropped EXE
Network
MITRE ATT&CK Matrix ATT&CK v13
Replay Monitor
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Downloads
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C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exeFilesize
547KB
MD5cf6c595d3e5e9667667af096762fd9c4
SHA19bb44da8d7f6457099cb56e4f7d1026963dce7ce
SHA256593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d
SHA512ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80
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C:\Users\Admin\AppData\Local\Temp\3582-490\ef7d2b739744330fcc4e0a3bee30c165f0267d40acf9fd0164e3297178251f86.exeFilesize
519KB
MD5c13b28f2be8136780d285b5d4b20c7f5
SHA14acbc088ba27819f6dfc717ce5ac642643a948af
SHA2562a80b044594b10ecbc02db0de414cd29940d51a03ccdced4de97a50a3769e50c
SHA512e5bbd2bb926fa4d3882062f8a769821fc2b2e06c80a3e1e638684f2ac4d719d38ef23fdb08897773f18f2b3b99b8746b54b3a022a980031b9163bca1f261d215
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\PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXEFilesize
252KB
MD59e2b9928c89a9d0da1d3e8f4bd96afa7
SHA1ec66cda99f44b62470c6930e5afda061579cde35
SHA2568899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043
SHA5122ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156
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memory/2148-81-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB
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memory/2148-83-0x0000000000400000-0x000000000041B000-memory.dmpFilesize
108KB